321297120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 288

約数和(自身を含む): 1167566400

約数和(自身を除く): 846269280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 89, 90, 92, 96, 109, 115, 120, 138, 144, 160, 178, 180, 184, 207, 218, 230, 240, 267, 276, 288, 327, 345, 356, 360, 368, 414, 436, 445, 460, 480, 534, 545, 552, 654, 690, 712, 720, 736, 801, 828, 872, 890, 920, 981, 1035, 1068, 1090, 1104, 1308, 1335, 1380, 1424, 1440, 1602, 1635, 1656, 1744, 1780, 1840, 1962, 2047, 2070, 2136, 2180, 2208, 2507, 2616, 2670, 2760, 2848, 3204, 3270, 3312, 3488, 3560, 3680, 3924, 4005, 4094, 4140, 4272, 4360, 4905, 5014, 5232, 5340, 5520, 6141, 6408, 6540, 6624, 7120, 7521, 7848, 8010, 8188, 8280, 8544, 8720, 9701, 9810, 10028, 10235, 10464, 10680, 11040, 12282, 12535, 12816, 13080, 14240, 15042, 15696, 16020, 16376, 16560, 17440, 18423, 19402, 19620, 20056, 20470, 21360, 22563, 24564, 25070, 25632, 26160, 29103, 30084, 30705, 31392, 32040, 32752, 33120, 36846, 37605, 38804, 39240, 40112, 40940, 42720, 45126, 48505, 49128, 50140, 52320, 58206, 60168, 61410, 64080, 65504, 73692, 75210, 77608, 78480, 80224, 81880, 87309, 90252, 92115, 97010, 98256, 100280, 112815, 116412, 120336, 122820, 128160, 145515, 147384, 150420, 155216, 156960, 163760, 174618, 180504, 184230, 194020, 196512, 200560, 223123, 225630, 232824, 240672, 245640, 291030, 294768, 300840, 310432, 327520, 349236, 361008, 368460, 388040, 401120, 436545, 446246, 451260, 465648, 491280, 582060, 589536, 601680, 669369, 698472, 722016, 736920, 776080, 873090, 892492, 902520, 931296, 982560, 1115615, 1164120, 1203360, 1338738, 1396944, 1473840, 1552160, 1746180, 1784984, 1805040, 2008107, 2231230, 2328240, 2677476, 2793888, 2947680, 3346845, 3492360, 3569968, 3610080, 4016214, 4462460, 4656480, 5354952, 6693690, 6984720, 7139936, 8032428, 8924920, 10040535, 10709904, 13387380, 13969440, 16064856, 17849840, 20081070, 21419808, 26774760, 32129712, 35699680, 40162140, 53549520, 64259424, 80324280, 107099040, 160648560, 321297120]

約数ペア:

[(1, 321297120), (2, 160648560), (3, 107099040), (4, 80324280), (5, 64259424), (6, 53549520), (8, 40162140), (9, 35699680), (10, 32129712), (12, 26774760), (15, 21419808), (16, 20081070), (18, 17849840), (20, 16064856), (23, 13969440), (24, 13387380), (30, 10709904), (32, 10040535), (36, 8924920), (40, 8032428), (45, 7139936), (46, 6984720), (48, 6693690), (60, 5354952), (69, 4656480), (72, 4462460), (80, 4016214), (89, 3610080), (90, 3569968), (92, 3492360), (96, 3346845), (109, 2947680), (115, 2793888), (120, 2677476), (138, 2328240), (144, 2231230), (160, 2008107), (178, 1805040), (180, 1784984), (184, 1746180), (207, 1552160), (218, 1473840), (230, 1396944), (240, 1338738), (267, 1203360), (276, 1164120), (288, 1115615), (327, 982560), (345, 931296), (356, 902520), (360, 892492), (368, 873090), (414, 776080), (436, 736920), (445, 722016), (460, 698472), (480, 669369), (534, 601680), (545, 589536), (552, 582060), (654, 491280), (690, 465648), (712, 451260), (720, 446246), (736, 436545), (801, 401120), (828, 388040), (872, 368460), (890, 361008), (920, 349236), (981, 327520), (1035, 310432), (1068, 300840), (1090, 294768), (1104, 291030), (1308, 245640), (1335, 240672), (1380, 232824), (1424, 225630), (1440, 223123), (1602, 200560), (1635, 196512), (1656, 194020), (1744, 184230), (1780, 180504), (1840, 174618), (1962, 163760), (2047, 156960), (2070, 155216), (2136, 150420), (2180, 147384), (2208, 145515), (2507, 128160), (2616, 122820), (2670, 120336), (2760, 116412), (2848, 112815), (3204, 100280), (3270, 98256), (3312, 97010), (3488, 92115), (3560, 90252), (3680, 87309), (3924, 81880), (4005, 80224), (4094, 78480), (4140, 77608), (4272, 75210), (4360, 73692), (4905, 65504), (5014, 64080), (5232, 61410), (5340, 60168), (5520, 58206), (6141, 52320), (6408, 50140), (6540, 49128), (6624, 48505), (7120, 45126), (7521, 42720), (7848, 40940), (8010, 40112), (8188, 39240), (8280, 38804), (8544, 37605), (8720, 36846), (9701, 33120), (9810, 32752), (10028, 32040), (10235, 31392), (10464, 30705), (10680, 30084), (11040, 29103), (12282, 26160), (12535, 25632), (12816, 25070), (13080, 24564), (14240, 22563), (15042, 21360), (15696, 20470), (16020, 20056), (16376, 19620), (16560, 19402), (17440, 18423)]